Revokes previously granted permissions from a grantee on the user-defined data type and any other users to whom the grantee has granted the specified set of permissions. The grantee is also given the ability to revoke the specified set of permissions from other users under an assumed role.

Revokes previously granted permissions from grantees on the user-defined data type and any other users to whom the grantees have granted the specified set of permissions. The grantees are also given the ability to revoke the specified set of permissions from other users under an assumed role.

Revokes previously granted permissions from a grantee on the user-defined data type and any other users to whom the grantee has granted the specified set of permissions. The grantee is also given the ability to revoke the specified set of permissions from other users under an assumed role.

Revokes previously granted permissions from grantees on the user-defined data type and any other users to whom the grantees have granted the specified set of permissions. The grantees are also given the ability to revoke the specified set of permissions from other users under an assumed role.

To get UserDefinedDataType object permissions, users can be a member of the public fixed server role.

To set UserDefinedDataType object permissions, users must have CREATE TYPE permission in the parent database and ALTER permission on specified schema. If an assembly is specified, users must either own the assembly or have REFERENCES permission on it.

To create an user-defined data type data type, users must have CREATE TYPE permission in the parent database and ALTER permission on specified schema. If an assembly is specified, users must either own the assembly or have REFERENCES permission on it.

To drop a user-defined data type data type, users must have CONTROL permission on the type and ALTER permission on the specified schema.

Thread Safety

Any public static (Shared in Microsoft Visual Basic) members of this type are safe for multithreaded operations. Any instance members are not guaranteed to be thread safe.